package cn.baddonkey.photography.agent.utils;

import cn.baddonkey.photography.agent.core.exception.AccessDeniedException;
import cn.baddonkey.photography.agent.entity.dto.LoginUser;

import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

/**
 * 安全服务工具类
 *
 * @author ruoyi
 */
public class SecurityUtils {
    /** 用户ID */
    public static String getUserId() {
        try {
            return getLoginUser().getUserId();
        } catch (Exception e) {
            throw new AccessDeniedException("获取用户ID异常");
        }
    }

    /** 获取用户账户 */
    public static String getUsername() {
        try {
            return getLoginUser().getUsername();
        } catch (Exception e) {
            throw new AccessDeniedException("获取用户账户异常");
        }
    }

    /** 获取用户 */
    public static LoginUser getLoginUser() {
        try {
            return (LoginUser) getAuthentication().getPrincipal();
        } catch (Exception e) {
            throw new AccessDeniedException("获取用户账户异常");
        }
    }

    /** 获取Authentication */
    public static Authentication getAuthentication() {
        return SecurityContextHolder.getContext().getAuthentication();
    }

    /**
     * 生成BCryptPasswordEncoder密码
     *
     * @param password
     *            密码
     * @return 加密字符串
     */
    public static String encryptPassword(String password) {
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        return passwordEncoder.encode(password);
    }

    /**
     * 判断密码是否相同
     *
     * @param rawPassword
     *            真实密码
     * @param encodedPassword
     *            加密后字符
     * @return 结果
     */
    public static boolean matchesPassword(String rawPassword, String encodedPassword) {
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        return passwordEncoder.matches(rawPassword, encodedPassword);
    }
}
